:root{
  --bg:#05060d;
  --panel:#0c1020;
  --panel-2:#111730;
  --text:#f7f3ff;
  --muted:#b9b4d7;
  --gold:#ffd36e;
  --purple:#b86cff;
  --cyan:#6ff8ff;
  --pink:#ff4fc3;
  --line:rgba(255,255,255,.12);
  --shadow:0 24px 70px rgba(112,34,255,.28);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at 20% 0%, rgba(184,108,255,.24), transparent 32rem),
    radial-gradient(circle at 82% 12%, rgba(255,211,110,.17), transparent 28rem),
    linear-gradient(180deg,#05060d 0%,#070815 52%,#04040a 100%);
  line-height:1.7;
  overflow-x:hidden;
}
body:before{
  content:"";
  position:fixed;inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 75%);
  z-index:-1;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.skip-link{position:absolute;left:-999px;top:auto}
.skip-link:focus{left:1rem;top:1rem;background:#fff;color:#111;padding:.5rem 1rem;border-radius:999px;z-index:20}
.site-header{
  position:sticky;top:0;z-index:12;
  backdrop-filter:blur(18px);
  background:linear-gradient(180deg,rgba(5,6,13,.9),rgba(5,6,13,.66));
  border-bottom:1px solid var(--line);
}
.header-inner{
  max-width:1220px;margin:auto;display:flex;align-items:center;gap:1.2rem;
  justify-content:space-between;padding:1rem clamp(1rem,3vw,2rem);
}
.logo{
  display:inline-flex;align-items:center;gap:.68rem;font-weight:900;letter-spacing:.08em;
  text-transform:uppercase;font-size:1.25rem;
}
.logo-mark{
  width:42px;height:42px;border-radius:14px;
  display:grid;place-items:center;color:#111;font-weight:900;
  background:linear-gradient(135deg,var(--gold),var(--purple),var(--cyan));
  box-shadow:0 0 26px rgba(255,211,110,.44),0 0 44px rgba(184,108,255,.28);
}
.nav-list{display:flex;flex-wrap:wrap;gap:.38rem;margin:0;padding:0;list-style:none;justify-content:flex-end}
.nav-list a{
  display:block;padding:.55rem .82rem;border:1px solid transparent;border-radius:999px;
  color:#ded8ff;font-size:.94rem;transition:.22s ease;
}
.nav-list a:hover,.nav-list a:focus{border-color:rgba(255,211,110,.5);color:#fff;background:rgba(255,255,255,.07)}
.search-shell{
  max-width:1220px;margin:0 auto;padding:0 clamp(1rem,3vw,2rem) 1rem;
}
.fake-search{
  display:flex;gap:.7rem;align-items:center;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.04),0 14px 34px rgba(0,0,0,.22);
  border-radius:22px;padding:.64rem;
}
.fake-search input{
  min-width:0;flex:1;border:0;outline:0;background:transparent;color:#fff;
  padding:.65rem .75rem;font-size:1rem;
}
.fake-search input::placeholder{color:#a8a1c9}
.btn,.fake-search button{
  border:0;cursor:pointer;border-radius:999px;
  background:linear-gradient(135deg,var(--gold),var(--purple));
  color:#111;font-weight:800;padding:.78rem 1.12rem;
  box-shadow:0 10px 34px rgba(184,108,255,.25);
}
.btn.secondary{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.16)}
.search-note{min-height:1.4rem;margin:.45rem .25rem 0;color:var(--gold);font-size:.92rem}
main{max-width:1220px;margin:auto;padding:0 clamp(1rem,3vw,2rem)}
.hero{
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(300px,.95fr);
  align-items:center;gap:2rem;padding:4.8rem 0 3rem;
}
.kicker{
  display:inline-flex;gap:.45rem;align-items:center;border:1px solid rgba(255,211,110,.32);
  color:var(--gold);border-radius:999px;padding:.32rem .75rem;background:rgba(255,211,110,.08);
  font-weight:700;font-size:.9rem;
}
h1,h2,h3,h4{line-height:1.18;margin:0 0 1rem}
h1{font-size:clamp(2.5rem,7vw,5.7rem);letter-spacing:-.06em}
h2{font-size:clamp(1.8rem,4vw,3.2rem);letter-spacing:-.035em}
h3{font-size:1.25rem}
.gradient-text{background:linear-gradient(135deg,#fff,var(--gold),var(--purple),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(1rem,2vw,1.22rem);color:#d8d2f4;max-width:68ch}
.cta-row{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.35rem}
.hero-card{
  position:relative;border-radius:32px;overflow:hidden;border:1px solid rgba(255,255,255,.16);
  background:linear-gradient(145deg,rgba(255,255,255,.12),rgba(255,255,255,.04));
  box-shadow:var(--shadow);
}
.hero-card:after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 70% 16%,rgba(255,255,255,.28),transparent 22rem);
  pointer-events:none;
}
.hero-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.hero-stat{
  position:absolute;left:1rem;right:1rem;bottom:1rem;display:grid;grid-template-columns:repeat(3,1fr);
  gap:.7rem;z-index:2;
}
.hero-stat span{
  background:rgba(5,6,13,.72);border:1px solid rgba(255,255,255,.14);
  border-radius:18px;padding:.72rem;text-align:center;font-weight:800;
}
.section{padding:3.2rem 0;border-top:1px solid rgba(255,255,255,.08)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:1rem;margin-bottom:1.35rem}
.section-head p{margin:0;color:var(--muted);max-width:56ch}
.grid{display:grid;gap:1rem}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{
  position:relative;overflow:hidden;border:1px solid rgba(255,255,255,.12);
  border-radius:26px;background:linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.035));
  box-shadow:0 18px 46px rgba(0,0,0,.24);
}
.card-body{padding:1rem}
.card p{color:var(--muted);margin:.35rem 0}
.video-card .media{position:relative;overflow:hidden;background:#090b17}
.video-card video,.video-card img{width:100%;aspect-ratio:16/9;object-fit:cover;filter:saturate(1.08)}
.play{
  position:absolute;inset:0;display:grid;place-items:center;
  background:radial-gradient(circle,rgba(255,211,110,.22),transparent 36%),rgba(0,0,0,.12);
  opacity:0;transform:scale(1.06);transition:.24s ease;
}
.play span{
  width:66px;height:66px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold),var(--purple));color:#111;font-weight:900;
  box-shadow:0 0 30px rgba(255,211,110,.45);
}
.video-card:hover .play,.video-card:focus-within .play{opacity:1;transform:scale(1)}
.tags{display:flex;flex-wrap:wrap;gap:.45rem;margin-top:.85rem}
.tags span,.pill{display:inline-flex;align-items:center;border-radius:999px;padding:.26rem .62rem;border:1px solid rgba(255,255,255,.13);color:#e8e0ff;background:rgba(255,255,255,.06);font-size:.86rem}
.metrics{display:flex;flex-wrap:wrap;gap:.55rem;color:#ffe8a3;font-weight:700;font-size:.9rem;margin-top:.8rem}
.topic-list{display:grid;gap:.85rem}
.topic{
  display:flex;justify-content:space-between;gap:1rem;padding:1rem;border-radius:20px;
  border:1px solid rgba(255,255,255,.11);background:rgba(255,255,255,.055);
}
.barrage{display:flex;flex-wrap:wrap;gap:.65rem}
.barrage span{animation:floaty 5s ease-in-out infinite alternate}
.barrage span:nth-child(2n){animation-delay:.9s}
@keyframes floaty{from{transform:translateY(0)}to{transform:translateY(-8px)}}
.feature{
  min-height:190px;padding:1.2rem;border-radius:28px;border:1px solid rgba(255,255,255,.12);
  background:
    radial-gradient(circle at 85% 20%,rgba(184,108,255,.24),transparent 12rem),
    rgba(255,255,255,.055);
}
.expert{display:flex;gap:.9rem;align-items:flex-start}
.avatar{
  flex:0 0 52px;width:52px;height:52px;border-radius:18px;
  background:linear-gradient(135deg,var(--gold),var(--purple),var(--cyan));
  display:grid;place-items:center;color:#111;font-weight:900;
}
.review blockquote{margin:0;color:#efeaff}
.partner-wall{display:grid;grid-template-columns:repeat(6,1fr);gap:.8rem}
.partner-wall span{
  border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:1rem;text-align:center;
  background:rgba(255,255,255,.055);font-weight:800;color:#eee6ff;
}
.faq details{
  border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:1rem;background:rgba(255,255,255,.052);
}
.faq details+details{margin-top:.75rem}
.faq summary{cursor:pointer;font-weight:800;color:#fff}
.contact-panel{
  display:grid;grid-template-columns:1.1fr .9fr;gap:1rem;align-items:center;
  border-radius:32px;padding:1.2rem;border:1px solid rgba(255,255,255,.14);
  background:linear-gradient(135deg,rgba(255,211,110,.12),rgba(184,108,255,.12),rgba(111,248,255,.08));
}
.qr{border-radius:24px;border:1px solid rgba(255,255,255,.18);overflow:hidden}
.breadcrumb{color:#bfb8dc;font-size:.92rem;margin-top:2rem}
.page-hero{padding:3rem 0 2rem}
.page-hero h1{font-size:clamp(2rem,5vw,4rem)}
.article-list{display:grid;gap:1rem}
.article{
  padding:1.1rem;border-radius:24px;border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.055);
}
.site-footer{
  margin-top:4rem;border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(5,6,13,.35),rgba(5,6,13,.9));
}
.footer-inner{max-width:1220px;margin:auto;padding:2rem clamp(1rem,3vw,2rem);display:grid;grid-template-columns:1fr auto;gap:1.2rem;align-items:center}
.footer-meta{color:var(--muted);font-size:.95rem}
.footer-links{display:flex;flex-wrap:wrap;gap:.65rem}
.footer-links a{color:#efeaff;border-bottom:1px dotted rgba(255,255,255,.35)}
.domain-badge{color:var(--gold);font-weight:800}
@media (max-width:920px){
  .header-inner{align-items:flex-start;flex-direction:column}
  .hero,.contact-panel{grid-template-columns:1fr}
  .grid-3,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .partner-wall{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:620px){
  .nav-list{justify-content:flex-start}
  .fake-search{flex-direction:column;align-items:stretch}
  .hero{padding-top:2.4rem}
  .grid-3,.grid-4{grid-template-columns:1fr}
  .section-head{display:block}
  .hero-stat{grid-template-columns:1fr;position:static;padding:1rem}
  .partner-wall{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:1fr}
}